821-95-4

Name	1-UNDECENE
CAS	821-95-4
EINECS(EC#)	212-483-7
Molecular Formula	C11H22
MDL Number	MFCD00008956
Molecular Weight	154.29
MOL File	821-95-4.mol

Chemical Properties

Melting point	-49 °C (lit.)
Boiling point	192-193 °C (lit.)
density	0.75 g/mL at 25 °C(lit.)
refractive index	n20/D 1.426(lit.)
Fp	145 °F
form	clear liquid
color	Colorless to Light yellow
Specific Gravity	0.750
Odor	Mild, pleasant.
Water Solubility	Solunle in ether, chloroform and ligroin. Insoluble in water.
BRN	1740044
Dielectric constant	2.1699999999999999
LogP	5.903 (est)
CAS DataBase Reference	821-95-4(CAS DataBase Reference)
EPA Substance Registry System	1-Undecene (821-95-4)

Safety Data

Hazard Codes	Xn,F
Risk Statements	R20/22:Harmful by inhalation and if swallowed . R36/37/38:Irritating to eyes, respiratory system and skin . less more
Safety Statements	S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . S36:Wear suitable protective clothing . less more
WGK Germany	3
TSCA	Yes
HS Code	29012990
Hazardous Substances Data	821-95-4(Hazardous Substances Data)

Hazard Information

Uses

1-undecene is an alkene that can be used as a reactant:

In the Pd-catalyzed aerobic oxidative amination reaction with nitrogen nucleophiles to produce useful amine analogs.
To prepare a key intermediate in the total synthesis of (+)-deoxoprosopinine.

Uses

1-Undecene is a pharmaceutical intermediate and a useful reagent for organic synthesis.

Definition

ChEBI: An alkene that is undecane containing one double bond located at position 1.

Synthesis Reference(s)

Chemistry Letters, 7, p. 1155, 1978
The Journal of Organic Chemistry, 47, p. 876, 1982 DOI: 10.1021/jo00344a024
Tetrahedron, 49, p. 7104, 1993 DOI: 10.1016/S0040-4020(01)87982-5

General Description

1-undecene (or α-undecene) is an organic compound, which belongs to the class of unsaturated aliphatic hydrocarbons. It is a hydrophobic molecule found in the essential oil of Farfugium japonicum and some mushroom species.

Health Hazard

Recommended Personal Protective Equipment: Goggles or face shield; rubber gloves; Symptoms Following Exposure: Aspiration hazard if ingested. Slight skin and eye irritation. No inhalation hazard expected; General Treatment for Exposure: INHALATION: remove victim to fresh air. INGESTION: do NOT lavage or induce vomiting; give vegetable oil and demulcents; call a doctor. EYES: flush with water for 15 min. SKIN: wipe off, wash with soap and water; Toxicity by Inhalation (Threshold Limit Value): Data not available; Short-Term Exposure Limits: Data not available; Toxicity by Ingestion: Data not available; Late Toxicity: Data not available; Vapor (Gas) Irritant Characteristics: Slight smarting of eyes and respiratory system at high concentrations. The effect is temporary; Liquid or Solid Irritant Characteristics: Minimum hazard. If spilled on clothing and allowed to remain, may cause smarting and reddening of the skin; Odor Threshold: Data not available.

Chemical Reactivity

Reactivity with Water No reaction; Reactivity with Common Materials: No reactions; Stability During Transport: Stable; Neutralizing Agents for Acids and Caustics: Not pertinent; Polymerization: Not pertinent; Inhibitor of Polymerization: Not pertinent.

Spectrum Detail

Well-known Reagent Company Product Information

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